Home / 1,316,220.44-1,814,627.71-1,045,185.53

Finding the Fourth Proportional to 1,316,220.44, 1,814,627.71 and 1,045,185.53

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Solution

The fourth proportional to 1,316,220.44, 1,814,627.71 and 1,045,185.53 is: 1,440,961.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,316,220.44 : 1,814,627.71 = 1,045,185.53 : x
  2. Step 2: Convert to fraction form
    1,316,220.44/1,814,627.71 = 1,045,185.53/x
  3. Step 3: Cross multiply
    1,316,220.44x = 1,814,627.71 × 1,045,185.53
  4. Step 4: Simplify right side
    1,316,220.44x = 1,896,622,617,062.38
  5. Step 5: Solve for x
    x = 1,896,622,617,062.38/1,316,220.44
  6. Step 6: Final answer
    x = 1,440,961.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.